Ex. 2: Complete the crossword puzzle. Write in the PLURAL forms of the given nouns:

1234567891011
Across
  1. 2. - children
  2. 5. - wolves
  3. 6. - feet
  4. 9. - people
  5. 11. - knives
Down
  1. 1. - chefs
  2. 3. - leaves
  3. 4. - geese
  4. 7. - teeth
  5. 8. - mice
  6. 10. - Radii